Thermostatic expansion valve for refrigerating plants



FIG. 1 is a perspective view of a thermostatic expansion valve for refrigerating plants according to my invention;

FIG. 2 is a perspective view opposite to that of FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a side elevational view thereof;

FIG. 8 is a side elevational view thereof opposite to FIG. 7; and,

FIG. 9 is a perspective view of an alternative embodiment of my invention. 

The ornamental design for a thermostatic expansion valve for refrigerating plants, as shown and described. 